Before hiring from abroad the employer has to get a Labor Certification application approved by the Department of Labor. PERM, Program Electronic Review Management, is a Labor Certification application process that came into effect on March 28, 2005.
card - thin cardboard, usually rectangular. corrugated board, corrugated cardboard - cardboard with corrugations (can be glued to flat cardboard on one or both sides) paperboard, poster board, posterboard - a cardboard suitable for making posters. pasteboard - stiff cardboard made by pasting together layers of paper. strawboard - a coarse yellow cardboard made of straw pulp. paper - a material made of cellulose pulp derived mainly from wood or rags or certain grasses.
Google Cardboard headsets are built out of simple, low-cost components. The headset specifications were designed by Google, but there is no official manufacturer or vendor for the device. Instead, Google made the list of parts, schematics, and assembly instructions freely available on their website, allowing people to assemble Cardboard themselves from readily available parts.